The private lives of movie stars never fail to fascinate.

电影明星的私生活总为人所津津乐道。

My clients never fail to amuse.

我的客户总是逗我。

You never fail to succeed.

你从没有未能成功过。

Never fail to come again.

别忘记再来呀。

Never fail to come to me.

那个人从来没有不达到目的。